/* ==========================================================================
   FouTradingSys - Professional Stylesheet
   Corporate identity: Navy (#0A1F3F) + Silver (#94A3B8) + Green (#10B981) + Red (#EF4444)
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. CSS Variables & Reset
   -------------------------------------------------------------------------- */
:root {
    --primary: #0A1F3F;
    --primary-light: #1E3A6E;
    --primary-dark: #051024;
    --secondary: #94A3B8;
    --secondary-light: #CBD5E1;
    --secondary-dark: #64748B;
    --accent: #10B981;
    --accent-red: #EF4444;
    --dark: #1a1a2e;
    --darker: #0f0f1f;
    --light: #f8f9fa;
    --gray-100: #f0f5ff;
    --gray-200: #e9ecef;
    --gray-300: #dee2e6;
    --gray-500: #6c757d;
    --gray-700: #495057;
    --white: #ffffff;
    --body-bg: #ffffff;
    --card-bg: #ffffff;
    --text-primary: var(--dark);
    --text-secondary: var(--gray-700);
    --border-color: var(--gray-200);
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 20px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
    --shadow-xl: 0 12px 50px rgba(0,0,0,0.15);
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-heading: 'Cairo', sans-serif;
    --font-display: 'Playfair Display', serif;
}

/* Dark Mode */
[data-theme="dark"] {
    --primary: #1E3A6E;
    --primary-light: #3a5a8e;
    --primary-dark: #030a18;
    --dark: #e4e4e7;
    --darker: #f0f0f5;
    --light: #1a1a2e;
    --gray-100: #1a1a2e;
    --gray-200: #2a2a3e;
    --gray-300: #3a3a4e;
    --gray-500: #9a9aae;
    --gray-700: #c4c4d4;
    --white: #1a1a2e;
    --body-bg: #12121f;
    --card-bg: #1e1e32;
    --text-primary: #e4e4e7;
    --text-secondary: #b0b0c0;
    --border-color: #2a2a3e;
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.3);
    --shadow-md: 0 4px 20px rgba(0,0,0,0.4);
    --shadow-lg: 0 8px 30px rgba(0,0,0,0.5);
    --shadow-xl: 0 12px 50px rgba(0,0,0,0.6);
}

/* --------------------------------------------------------------------------
   2. Base Styles
   -------------------------------------------------------------------------- */
html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    color: var(--dark);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    background-color: var(--body-bg);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
}

.display-4, .display-5, .display-6 {
    font-family: var(--font-display);
}

a {
    transition: var(--transition);
}

/* --------------------------------------------------------------------------
   3. Navigation / Navbar
   -------------------------------------------------------------------------- */
.navbar-foutradingsys {
    background: #ffffff !important;
    padding: 0.8rem 0;
    transition: all 0.3s ease;
    border-bottom: 1px solid rgba(0,0,0,0.06);
    box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}

.navbar-foutradingsys.scrolled {
    padding: 0.4rem 0;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    background: #ffffff !important;
}

.navbar-foutradingsys .nav-link {
    color: var(--primary) !important;
    font-weight: 500;
    padding: 0.5rem 1rem !important;
    transition: all 0.3s;
    position: relative;
    font-size: 0.95rem;
}

.navbar-foutradingsys .nav-link:hover,
.navbar-foutradingsys .nav-link.active {
    color: var(--secondary) !important;
}

.navbar-foutradingsys .nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 1rem;
    right: 1rem;
    height: 2.5px;
    background: var(--secondary);
    transform: scaleX(0);
    transition: transform 0.3s ease;
    border-radius: 2px;
}

.navbar-foutradingsys .nav-link:hover::after,
.navbar-foutradingsys .nav-link.active::after {
    transform: scaleX(1);
}

.brand-logo {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.6rem;
    color: white !important;
    letter-spacing: 0.5px;
}

.brand-logo i {
    color: var(--secondary);
    margin-right: 4px;
}

.navbar-foutradingsys .dropdown-menu {
    background: var(--primary-dark);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius-sm);
    margin-top: 8px;
    padding: 8px;
}

.navbar-foutradingsys .dropdown-menu .dropdown-item {
    color: rgba(255,255,255,0.85);
    border-radius: 6px;
    padding: 8px 16px;
    transition: var(--transition);
}

.navbar-foutradingsys .dropdown-menu .dropdown-item:hover {
    background: rgba(245, 158, 11, 0.15);
    color: var(--secondary);
}

.btn-foutradingsys-sm {
    background: linear-gradient(135deg, var(--secondary), var(--secondary-light));
    color: var(--dark);
    border: none;
    padding: 8px 20px;
    font-weight: 600;
    border-radius: 50px;
    transition: var(--transition);
    font-size: 0.9rem;
    text-decoration: none;
}

.btn-foutradingsys-sm:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(245, 158, 11, 0.4);
    color: var(--dark);
}

/* --------------------------------------------------------------------------
   4. Hero Section - Panoramic with gradient overlay
   -------------------------------------------------------------------------- */
.hero-section {
    position: relative;
    color: white;
    padding: 140px 0 100px;
    overflow: hidden;
    min-height: 85vh;
    display: flex;
    align-items: center;
}

.hero-section .hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
}

.hero-section .hero-bg-gradient {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(8, 61, 37, 0.95) 0%,
        rgba(13, 94, 57, 0.88) 40%,
        rgba(26, 122, 74, 0.75) 70%,
        rgba(8, 61, 37, 0.7) 100%
    );
    z-index: 1;
}

.hero-section .hero-bg-pattern {
    position: absolute;
    inset: 0;
    z-index: 1;
    opacity: 0.06;
    background-image: 
        radial-gradient(circle at 20% 50%, var(--secondary) 0%, transparent 50%),
        radial-gradient(circle at 80% 30%, var(--accent) 0%, transparent 40%),
        radial-gradient(circle at 50% 80%, var(--primary-light) 0%, transparent 50%);
}

.hero-section .container {
    position: relative;
    z-index: 2;
}

.hero-title {
    font-family: var(--font-display);
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.15;
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.8s ease;
}

.hero-subtitle {
    font-size: 1.2rem;
    opacity: 0.92;
    margin-bottom: 2rem;
    line-height: 1.8;
    max-width: 600px;
    animation: fadeInUp 0.8s ease 0.1s forwards;
    opacity: 0;
}

.hero-actions {
    animation: fadeInUp 0.8s ease 0.2s forwards;
    opacity: 0;
}

.hero-badge {
    display: inline-block;
    background: rgba(245, 158, 11, 0.2);
    border: 1px solid rgba(245, 158, 11, 0.3);
    color: var(--secondary);
    padding: 6px 18px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1rem;
    animation: fadeInUp 0.8s ease 0.05s forwards;
    opacity: 0;
}

.hero-card {
    background: rgba(255,255,255,0.08);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: var(--radius-lg);
    padding: 30px;
    animation: fadeInUp 0.8s ease 0.3s forwards;
    opacity: 0;
}

.hero-card-body h5 {
    color: white;
}

.hero-trust small {
    color: rgba(255,255,255,0.75);
    font-size: 0.85rem;
}

/* --------------------------------------------------------------------------
   5. Buttons
   -------------------------------------------------------------------------- */
.btn-foutradingsys {
    background: linear-gradient(135deg, var(--secondary), var(--secondary-light));
    color: var(--dark);
    border: none;
    padding: 12px 32px;
    font-weight: 600;
    border-radius: 50px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn-foutradingsys::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--secondary-light), var(--secondary));
    transition: left 0.4s ease;
    z-index: -1;
}

.btn-foutradingsys:hover::before {
    left: 0;
}

.btn-foutradingsys:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(245, 158, 11, 0.4);
    color: var(--dark);
}

.btn-outline-foutradingsys {
    background: transparent;
    color: white;
    border: 2px solid rgba(255,255,255,0.4);
    padding: 12px 32px;
    font-weight: 600;
    border-radius: 50px;
    transition: var(--transition);
}

.btn-outline-foutradingsys:hover {
    background: white;
    color: var(--primary);
    border-color: white;
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(255,255,255,0.15);
}

.btn-accent {
    background: linear-gradient(135deg, var(--accent), #34d399);
    color: white;
    border: none;
    padding: 12px 32px;
    font-weight: 600;
    border-radius: 50px;
    transition: var(--transition);
}

.btn-accent:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(16, 185, 129, 0.4);
    color: white;
}

/* --------------------------------------------------------------------------
   6. Section Styles
   -------------------------------------------------------------------------- */
.section-title {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 1rem;
}

.section-subtitle {
    color: var(--gray-500);
    max-width: 600px;
    margin: 0 auto 3rem;
    font-size: 1.1rem;
}

.section-padding {
    padding: 100px 0;
}

.section-padding-sm {
    padding: 60px 0;
}

.bg-soft-primary {
    background-color: var(--gray-100);
}

.bg-gradient-primary {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary), var(--primary-light));
    color: white;
}

/* Section divider */
.section-divider {
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--secondary), var(--secondary-light));
    border-radius: 2px;
    margin: 0 auto 1rem;
}

/* --------------------------------------------------------------------------
   7. Service Cards with hover effects
   -------------------------------------------------------------------------- */
.service-card {
    border: none;
    border-radius: var(--radius-md);
    padding: 35px 25px;
    transition: var(--transition);
    background: var(--white);
    box-shadow: var(--shadow-sm);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    transform: scaleX(0);
    transition: transform 0.4s ease;
    z-index: 2;
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.service-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    transition: var(--transition);
}

.service-card:hover .service-icon {
    transform: scale(1.1) rotate(-5deg);
}

.service-icon i {
    font-size: 30px;
    color: white;
}

.service-card h4 {
    color: var(--primary);
    font-weight: 700;
    margin-bottom: 12px;
}

.service-card p {
    color: var(--gray-500);
    font-size: 0.95rem;
    line-height: 1.6;
}

.service-link {
    color: var(--secondary);
    font-weight: 600;
    font-size: 0.9rem;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: var(--transition);
}

.service-card:hover .service-link {
    gap: 10px;
}

/* Service detail page cards */
.service-detail-icon {
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px 0;
    transition: var(--transition);
}

.service-detail-icon i {
    font-size: 46px;
    color: white;
}

/* --------------------------------------------------------------------------
   8. Stats Section
   -------------------------------------------------------------------------- */
.stat-number {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary);
    line-height: 1.2;
}

.stat-card {
    padding: 30px 20px;
    border-radius: var(--radius-md);
    background: white;
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.stat-card .stat-icon {
    font-size: 2rem;
    color: var(--secondary);
    margin-bottom: 10px;
}

.stat-label {
    color: var(--gray-500);
    font-size: 0.95rem;
}

.stat-item {
    padding: 10px;
}

.stat-item .stat-number {
    font-size: 2.2rem;
    margin-bottom: 2px;
}

.stat-item .stat-label {
    font-size: 0.85rem;
    color: var(--gray-500);
}

.badge-section {
    display: inline-block;
    background: rgba(13, 94, 57, 0.08);
    border: 1px solid rgba(13, 94, 57, 0.15);
    color: var(--primary);
    padding: 6px 18px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

/* --------------------------------------------------------------------------
   9. Why Us / Features
   -------------------------------------------------------------------------- */
.why-card {
    padding: 25px;
    border-radius: var(--radius-md);
    background: var(--white);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid var(--gray-200);
}

.why-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.why-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 15px;
    font-size: 22px;
    color: white;
}

.why-card h5 {
    color: var(--primary);
    font-weight: 700;
    margin-bottom: 8px;
    font-size: 1.05rem;
}

.why-card p {
    color: var(--gray-500);
    font-size: 0.9rem;
    margin-bottom: 0;
}

/* --------------------------------------------------------------------------
   10. Feature Items
   -------------------------------------------------------------------------- */
.feature-item {
    display: flex;
    gap: 18px;
    padding: 20px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.feature-item:hover {
    background: rgba(245, 158, 11, 0.05);
}

.feature-item .feature-icon {
    flex-shrink: 0;
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--secondary), var(--secondary-light));
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: var(--dark);
}

.feature-item .feature-icon.blue {
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: white;
}

.feature-item .feature-icon.green {
    background: linear-gradient(135deg, var(--accent), #34d399);
    color: white;
}

/* --------------------------------------------------------------------------
   11. Page Header (secondary pages)
   -------------------------------------------------------------------------- */
.page-header {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-light) 100%);
    color: white;
    padding: 120px 0 70px;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: -30%;
    right: -10%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(245, 158, 11, 0.12) 0%, transparent 70%);
    border-radius: 50%;
}

.page-header h1 {
    font-family: var(--font-display);
    font-size: 2.8rem;
    font-weight: 700;
}

.page-header .breadcrumb {
    background: transparent;
    padding: 0;
    margin-bottom: 1rem;
}

.page-header .breadcrumb-item,
.page-header .breadcrumb-item a {
    color: rgba(255,255,255,0.7);
    text-decoration: none;
}

.page-header .breadcrumb-item.active {
    color: var(--secondary);
}

.page-header .breadcrumb-item + .breadcrumb-item::before {
    color: rgba(255,255,255,0.4);
}

/* --------------------------------------------------------------------------
   12. Contact Form
   -------------------------------------------------------------------------- */
.contact-section {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    position: relative;
    overflow: hidden;
}

.form-control-custom {
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-sm);
    padding: 14px 18px;
    transition: var(--transition);
    font-size: 0.95rem;
}

.form-control-custom:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(13, 94, 57, 0.12);
}

.form-floating-custom {
    position: relative;
    margin-bottom: 1.2rem;
}

.form-floating-custom label {
    position: absolute;
    top: 14px;
    left: 18px;
    color: var(--gray-500);
    transition: var(--transition);
    pointer-events: none;
    background: white;
    padding: 0 4px;
}

.form-floating-custom input:focus ~ label,
.form-floating-custom input:not(:placeholder-shown) ~ label,
.form-floating-custom textarea:focus ~ label,
.form-floating-custom textarea:not(:placeholder-shown) ~ label {
    top: -10px;
    left: 12px;
    font-size: 0.8rem;
    color: var(--primary);
}

/* --------------------------------------------------------------------------
   13. CTA Section
   -------------------------------------------------------------------------- */
.cta-section {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary), var(--primary-light));
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(245, 158, 11, 0.08) 0%, transparent 60%);
    border-radius: 50%;
}

/* --------------------------------------------------------------------------
   14. Footer
   -------------------------------------------------------------------------- */
.footer-foutradingsys {
    background: var(--darker);
    color: rgba(255,255,255,0.8);
    position: relative;
}

.footer-foutradingsys::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--secondary), var(--primary), var(--accent));
}

.footer-foutradingsys h5,
.footer-foutradingsys h6 {
    color: white;
}

.footer-foutradingsys a:not(.btn) {
    color: rgba(255,255,255,0.65);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-foutradingsys a:not(.btn):hover {
    color: var(--secondary);
}

.footer-social-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255,255,255,0.08);
    color: rgba(255,255,255,0.6);
    transition: var(--transition);
}

.footer-social-icon:hover {
    background: var(--secondary);
    color: var(--dark);
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.06);
}

/* --------------------------------------------------------------------------
   15. Animations
   -------------------------------------------------------------------------- */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* --------------------------------------------------------------------------
   16. Dark Mode Toggle
   -------------------------------------------------------------------------- */
.dark-mode-btn {
    position: fixed;
    top: 96px;
    right: 20px;
    z-index: 1001;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--card-bg);
    color: var(--secondary);
    border: 2px solid var(--border-color);
    font-size: 18px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
}

.dark-mode-btn:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-lg);
    border-color: var(--secondary);
}

[data-theme="dark"] .dark-mode-btn i::before {
    content: "\f185";
}

/* Theme transition */
body, .service-card, .testimonial-card, .blog-card, .stat-card,
.faq-item, .faq-item .accordion-button, .form-floating-custom label,
.footer-foutradingsys, .page-header, .contact-section {
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

[data-theme="dark"] .service-card,
[data-theme="dark"] .stat-card {
    background: var(--card-bg);
    border-color: var(--border-color);
}

[data-theme="dark"] .form-floating-custom label {
    background: var(--card-bg);
}

[data-theme="dark"] .form-control-custom {
    background: var(--gray-100);
    border-color: var(--border-color);
    color: var(--text-primary);
}

[data-theme="dark"] .form-control-custom:focus {
    background: var(--card-bg);
}

[data-theme="dark"] .section-title {
    color: var(--text-primary);
}

[data-theme="dark"] .section-subtitle {
    color: var(--text-secondary);
}

[data-theme="dark"] .why-card {
    background: var(--card-bg);
    border-color: var(--border-color);
}

/* --------------------------------------------------------------------------
   17. Responsive Design
   -------------------------------------------------------------------------- */
@media (max-width: 1199px) {
    .hero-title {
        font-size: 3rem;
    }
}

@media (max-width: 991px) {
    .hero-section {
        min-height: 70vh;
        padding: 110px 0 70px;
    }
    .hero-title {
        font-size: 2.6rem;
    }
    .section-padding {
        padding: 70px 0;
    }
    .page-header {
        padding: 100px 0 50px;
    }
    .page-header h1 {
        font-size: 2.2rem;
    }
    .navbar-foutradingsys .dropdown-menu {
        background: rgba(13, 59, 37, 0.6);
        border: none;
        border-radius: 0;
        margin-top: 0;
        padding: 0 0 0 15px;
    }
    .navbar-foutradingsys .dropdown-menu .dropdown-item {
        color: rgba(255,255,255,0.75);
        padding: 8px 16px;
        font-size: 0.9rem;
    }
    .navbar-foutradingsys .dropdown-menu .dropdown-item:hover {
        background: transparent;
        color: var(--secondary);
    }
    #navbarNav {
        max-height: 80vh;
        overflow-y: auto;
    }
    #navbarNav .navbar-nav {
        padding: 10px 0;
    }
    #navbarNav .nav-link {
        padding: 10px 16px !important;
        border-bottom: 1px solid rgba(255,255,255,0.05);
    }
    #navbarNav .nav-link::after {
        display: none;
    }
}

@media (max-width: 767px) {
    .hero-section {
        min-height: auto;
        padding: 100px 0 60px;
    }
    .hero-title {
        font-size: 2rem;
    }
    .hero-subtitle {
        font-size: 1rem;
    }
    .section-padding {
        padding: 50px 0;
    }
    .page-header {
        padding: 90px 0 40px;
    }
    .page-header h1 {
        font-size: 1.8rem;
    }
    .stat-number {
        font-size: 2.2rem;
    }
    .footer-foutradingsys {
        text-align: center;
    }
    .footer-foutradingsys .social-icon {
        margin: 0 5px;
    }
}

@media (max-width: 575px) {
    .hero-title {
        font-size: 1.7rem;
    }
    .hero-section {
        padding: 90px 0 50px;
    }
    .hero-actions .btn {
        width: 100%;
        margin-bottom: 10px;
    }
    .service-card {
        padding: 25px 20px;
    }
}

/* --------------------------------------------------------------------------
   18. Scrollbar
   -------------------------------------------------------------------------- */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--gray-200);
}

::-webkit-scrollbar-thumb {
    background: #bbb;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #999;
}

/* --------------------------------------------------------------------------
   19. Utility classes
   -------------------------------------------------------------------------- */
.text-primary-foutradingsys { color: var(--primary); }
.bg-primary-foutradingsys { background-color: var(--primary); }
.text-secondary-foutradingsys { color: var(--secondary); }
.bg-secondary-foutradingsys { background-color: var(--secondary); }

.text-white-50 {
    color: rgba(255,255,255,0.5);
}

.sticky-top {
    position: sticky;
    top: 100px;
}

/* Reduced motion preference */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* Focus visible for accessibility */
:focus-visible {
    outline: 2px solid var(--secondary);
    outline-offset: 2px;
}

/* Better mobile touch targets */
@media (pointer: coarse) {
    .nav-link, .btn, a {
        min-height: 44px;
        display: inline-flex;
        align-items: center;
    }
}